US Bridges

FM 939 over Amos Creek

FairPosted for load

McLennan County, Texas · 5.15 MI SE of US 84 · Structure no. 091610119201003

Built
1952
73 years old, rebuilt 1977
Condition
Fair
inspected March 2023
Type
Slab
Concrete
Length
125 ft
5 main spans
Daily traffic
760
2020 count
Owner
State
State Highway Agency

About this bridge

FM 939 over Amos Creek is a concrete slab carrying FM 939 over Amos Creek in McLennan County, Texas. It was built in 1952 and reconstructed in 1977, so it is 73 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 760 vehicles a day, roughly 16% of them trucks, projected to reach 1,290 by 2037. The structure is 125 ft (38.1 m) long and 36 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesFM 939
CrossesAmos Creek
Location5.15 MI SE of US 84
RouteState Highway 939
CountyMcLennan County
StateTexas
Coordinates31.57729, -96.84838
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating28 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 10
Structure length125 ft (38.1 m)
Longest span25 ft (7.6 m)
Deck width36 ft (11.1 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic760 (2020)
Projected traffic1,290 by 2037
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$800,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 939 over Amos Creek built?

It was built in 1952, making it 73 years old in 2025. It was reconstructed in 1977.

What condition is FM 939 over Amos Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2023.

How much traffic does FM 939 over Amos Creek carry?

About 760 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is FM 939 over Amos Creek?

The structure is 125 ft (38.1 m) long with a longest span of 25 ft (7.6 m) and a deck 36 ft wide.

Who owns FM 939 over Amos Creek?

It is owned by the State Highway Agency.